Main -> Separating systems -> Filtration -> Filter papers
Ashless filter papers, MACHEREY-NAGEL
1 MN 640 m - medium speed

Ash less filter paper with medium speed and medium retention. Typical applications include gravimetric analysis, quantitative determinations of sediments and high purity clean up procedures.

 

Filtration speed according to DIN 53137:

27 s

Thickness:

0.2 mm

Basis weight:

85 g/m2

Ash content:

< 0.01%


TypeDiameter
mm		Order No.PU
pc/Pack
Round filter MN 640 m 5510 46 92305100
Round filter MN 640 m 7010 46 92307100
Round filter MN 640 m 9010 46 92309100
Round filter MN 640 m11010 46 92311100
Round filter MN 640 m12510 46 92312100
Round filter MN 640 m15010 46 92315100
Round filter MN 640 m18510 46 92318100
Round filter MN 640 m24010 46 92324100

‼ Available only in original packaging units. No fractions possible.


2 MN 640 w - fast filtration

Ash less filter paper for fast filtration of coarse particles and gelatinous precipitates.

 

Filtration speed according to DIN 53137:

9 s

Thickness:

0.2 mm

Basis weight:

85 g/m2

Ash content:

< 0.01%


TypeDiameter
mm		Order No.PU
pc/Pack
Round filter MN 640 w 5510 46 92205100
Round filter MN 640 w 7010 46 92207100
Round filter MN 640 w 9010 46 92209100
Round filter MN 640 w11010 46 92211100
Round filter MN 640 w12510 46 92212100
Round filter MN 640 w15010 46 92215100
Round filter MN 640 w18510 46 92218100
Round filter MN 640 w24010 46 92224100

‼ Available only in original packaging units. No fractions possible.


3 MN 640 d - slow filtration

Ash less filter paper for fitlration of fine precipitates like barium sulfate.

 

Filtration speed according to DIN 53137:

140 s

Thickness:

0.17 mm

Basis weight:

85 g/m2

Ash content:

< 0.01%


TypeDiameter
mm		Order No.PU
pc/Pack
Round filter MN 640 d 5510 46 92505100
Round filter MN 640 d 7010 46 92507100
Round filter MN 640 d 9010 46 92509100
Round filter MN 640 d11010 46 92511100
Round filter MN 640 d12510 46 92512100
Round filter MN 640 d15010 46 92515100
Round filter MN 640 d18510 46 92518100
Round filter MN 640 d24010 46 92524100